What major natural resource was used by the chinese to make their first written communications? it is either clay, hemp, papyrus, or rice

How much of the united states female population works outside of the home? a. half b. two-thirds three-quarters d. one-third select the best answer from the choices provided.

An object weighs 40n in air , weighs 20n when submerged jn water and 30n submerged in a liquid of unknown density .what is the density of the liquid?

The belmont principle of beneficence requires that: a. subjects derive individual benefit from study participation. b. potential benefits justify the risks of harm. c. the study makes a significant contribution to generalizable knowledge. d. risks are managed so that they are no > minimal.